Grok Code Fast 1 vs Gemini 2.5 Pro Preview 06-05

Compare Grok Code Fast 1 by xAI against Gemini 2.5 Pro Preview 06-05 by Google AI, in 3 community votes, gemini 2.5 pro preview 06-05 wins 100% of head-to-head duels, context windows of 256K vs 1.0M, tested across 35 shared challenges. Updated February 2026.

In 3 community votes, Gemini 2.5 Pro Preview 06-05 wins 100% of head-to-head duels. Gemini 2.5 Pro Preview 06-05 leads in Reasoning. Based on blind community voting from the RIVAL open dataset of 3+ human preference judgments for this pair.